Show pageOld revisionsBacklinksBack to top This page is read only. You can view the source, but not change it. Ask your administrator if you think this is wrong. ==== 28. August 2017 bis 1. September 2017 ==== === Dienstag 29. August 2017 und Donnerstag 31. August 2017 === **Achtung**: dynamische Aufgabe. //Naja, so dynamisch auch nicht, aus 15 Aufgaben werden zufällig 3 ausgewählt.// Vereinfachen Sie: <JS> function generate(jQuery, idex, idsol, ex) { var drei=function(n) { var one = Math.floor(Math.random()*(n-2)); var two = Math.floor(Math.random()*(n-2)); if (one>two) { var h = one; one = two; two = h; } var three = Math.floor(Math.random()*(n-2)); if (two>=one) { two++; } if (three>=one) { three++; } if (three>=two) { three++; } return [one,two,three]; }; var selec=drei(ex.length); //console.log(selec); for (var i=0; i<3; i++) { //console.log(selec[i]); jQuery(idex).append((i+1)+"."+ex[selec[i]][0]+"<br>"); jQuery(idsol).append((i+1)+"."+ex[selec[i]][1]+"<br>"); } } jQuery = jQuery ? jQuery : $,1 jQuery(function() {generate(jQuery, "#exos","#sol", [["$$\\left(x^{\\frac{4}{3}}: x^{\\frac{9}{5}}\\right)^{-\\frac{24}{7}}$$", "$$x^{\\frac{8}{5}}$$"], ["$$\\left(x^{\\frac{5}{6}}: x^{\\frac{7}{5}}\\right)^{\\frac{75}{34}}$$", "$$x^{-\\frac{5}{4}}$$"], ["$$\\left(x^{-\\frac{7}{6}}\\right)^{\\frac{27}{35}}\\cdot x^{\\frac{3}{2}}$$", "$$x^{\\frac{3}{5}}$$"], ["$$\\left(x^{\\frac{3}{2}}\\right)^{\\frac{26}{9}}: x^{\\frac{7}{2}}$$", "$$x^{\\frac{5}{6}}$$"], ["$$\\left(x^{\\frac{7}{5}}\\cdot x^{\\frac{4}{3}}\\right)^{-\\frac{12}{41}}$$", "$$x^{-\\frac{4}{5}}$$"], ["$$\\left(x^{-\\frac{7}{6}}\\right)^{\\frac{2}{5}}\\cdot x^{\\frac{4}{5}}$$", "$$x^{\\frac{1}{3}}$$"], ["$$\\left(x^{\\frac{2}{3}}: x^{\\frac{7}{4}}\\right)^{-\\frac{42}{13}}$$", "$$x^{\\frac{7}{2}}$$"], ["$$\\left(x^{\\frac{8}{5}}\\right)^{\\frac{45}{32}}: x^{\\frac{3}{2}}$$", "$$x^{\\frac{3}{4}}$$"], ["$$\\left(x^{\\frac{7}{2}}\\cdot x^{\\frac{6}{5}}\\right)^{-\\frac{12}{47}}$$", "$$x^{-\\frac{6}{5}}$$"], ["$$\\left(x^{\\frac{3}{2}}: x^{\\frac{9}{5}}\\right)^{-\\frac{14}{3}}$$", "$$x^{\\frac{7}{5}}$$"], ["$$\\left(x^{\\frac{7}{4}}\\right)^{\\frac{18}{35}}\\cdot x^{\\frac{8}{5}}$$", "$$x^{\\frac{5}{2}}$$"], ["$$\\left(x^{-\\frac{8}{3}}\\right)^{-\\frac{43}{32}}: x^{\\frac{4}{3}}$$", "$$x^{\\frac{9}{4}}$$"], ["$$\\left(x^{\\frac{5}{6}}: x^{\\frac{9}{2}}\\right)^{\\frac{5}{11}}$$", "$$x^{-\\frac{5}{3}}$$"], ["$$\\left(x^{\\frac{3}{2}}\\right)^{\\frac{13}{9}}: x^{\\frac{2}{3}}$$", "$$x^{\\frac{3}{2}}$$"], ["$$\\left(x^{\\frac{8}{5}}\\right)^{-\\frac{95}{48}}\\cdot x^{\\frac{9}{2}}$$", "$$x^{\\frac{4}{3}}$$"]] );}); </JS> <HTML> <div id="exos"></div> </HTML> <hidden Lösungen> <HTML> <div id="sol"></div> </HTML> </hidden> === Freitag 1. September 2017 === Auf dem TR werden alle Variablen gelöscht und dann folgende Eingaben getätigt: {3,4,5}$\rightarrow$a {10,20,30}$\rightarrow$b $x^2-1\rightarrow$ f(x) $2x-5 \rightarrow$ g(x) Welche Ausgabe produziert der TR dann bei folgenden Eingaben? **Achtung**: Halbdynamische Aufgabe. <JS> jQuery(function() {generate(jQuery, "#exos2","#sol2", [["<tt>a+b</tt>","<tt>{13,24,35}</tt>"], ["<tt>$\\frac{1}{2}$+a</tt>", "<tt>{$\\frac{7}{2}$, $\\frac{9}{2}$, $\\frac{11}{2}$}</tt>"], ["<tt>f(a)</tt>", "<tt>{8,15,24}</tt>"], ["<tt>g(b)</tt>", "<tt>{15,35,55}</tt>"], ["<tt>a/b</tt>", "<tt>{$\\frac{3}{10}$, $\\frac{1}{5}$, $\\frac{1}{6}$}</tt>"], ["<tt>solve(f(x)=3,x)</tt>", "<tt>x=-2 or x=2</tt>"], ["<tt>solve(g(x)=3,x)</tt>", "<tt>x=4</tt>"], ["<tt>a*b</tt>", "<tt>{30,80,150}</tt>"], ["<tt>zeros(g(x),x)</tt>", "<tt>{$\\frac{5}{2}$}</tt>"], ["<tt>zeros(f(x),x)</tt>", "<tt>{-1,1}</tt>"], ] );}); </JS> <HTML> <div id="exos2"></div> </HTML> <hidden Lösungen> <HTML> <div id="sol2"></div> </HTML> </hidden> lehrkraefte/blc/miniaufgaben/kw35-2017.txt Last modified: 2020/08/09 15:16(external edit)